Closure



FIG. 1 is a top and front perspective view of a closure showing my new design;

FIG. 2 is a top view thereof, shown at reduced scale;

FIG. 3 is a front view thereof, shown at a reduced scale, the rear view (not shown) being substantially the same except for omission of the tab; and,

FIG. 4 is a left side view thereof, shown at a reduced scale; the right side view being a mirror image. 

The ornamental design for closure, as shown and described. 